Home / 79,824.75-110,209.51-49,651.13

Finding the Fourth Proportional to 79,824.75, 110,209.51 and 49,651.13

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Solution

The fourth proportional to 79,824.75, 110,209.51 and 49,651.13 is: 68,550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,824.75 : 110,209.51 = 49,651.13 : x
  2. Step 2: Convert to fraction form
    79,824.75/110,209.51 = 49,651.13/x
  3. Step 3: Cross multiply
    79,824.75x = 110,209.51 × 49,651.13
  4. Step 4: Simplify right side
    79,824.75x = 5,472,026,708.25
  5. Step 5: Solve for x
    x = 5,472,026,708.25/79,824.75
  6. Step 6: Final answer
    x = 68,550.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.